固溶后处理对GH4706合金时效析出相演化及力学性能的影响

王冲, 王磊, 段然, 田强, 黄烁, 赵光普

Effects of Solution Post-Treatment on Precipitation Evolution During Aging of GH4706 Alloy and Its Mechanical Properties

WANG Chong, WANG Lei, DUAN Ran, TIAN Qiang, HUANG Shuo, ZHAO Guangpu

图3 不同固溶后处理和双级时效后GH4706合金晶粒组织形貌的OM像和EBSD晶界重构图

Fig.3 OM images (a, c, e, g) and EBSD grain boundary reconstruction maps (b, d, f, h) showing the grain microstructures of GH4706 alloy after AA (a, b), FSA (c, d), FA (e, f), and FAs (g, h) solution post-treatments and the two-stage aging treatment (Arrows in Figs.3c, e, and g show the cellular microstructures, CSL—coincidence site lattice)